Noctua NH-U12S DX-3647 computer cooling system Processor Cooler 12 cm Beige, Nickel, Red

SKU
NH-U12S DX-3647
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In stock
NH-U12S DX-3647, 450-2000 RPM, SSO2, 22.6 dB, 12V, 125x97x158 mm
Noctua’s DX line CPU coolers have become a default choice in premium grade quiet cooling solutions for Intel Xeon processors. The NH-U12S DX-3647 features a larger, custom-designed contact surface and supports both square and narrow type LGA3647 platforms. Based on the proven, 120mm size NH-U12S heatsink and equipped with two of Noctua’s award-winning, PWM controlled NF-A12x25 120mm fans, it provides an excellent balance of performance, compatibility and quietness of operation. Topped off with the professional SecuFirm2™ mounting system and pre-applied NT-H1 thermal compound, the NH-U12S DX-3647 forms a complete premium quality package for quietly cooling LGA3647 based Xeon workstations and servers.

DX series for Intel Xeon
First introduced in 2008, Noctua’s DX line CPU coolers have become a standard choice when it comes to quiet, premium grade air cooling solutions for Intel Xeon processors. Thanks to their superior acoustic efficiency, they are ideal for workstations and servers that run in noise sensitive environments (e.g. audio/video production, content creation, engineering, etc.).

Customised for LGA3647Customised for LGA3647
The new DX-3647 line coolers are dedicated, customised solutions for Intel’s professional LGA3647 platform, which makes them an ideal fit for both Skylake-SP based Xeon Scalable CPUs (Platinum, Gold, Silver or Bronze, Purley series) and Xeon-Phi processors (code names Knight’s Landing or Knight’s Mill).

Enlarged contact surfaceEnlarged contact surface
At 70x56mm, the heatsink’s copper contact surface is more than double the size of the standard model. Tailored to fit the enormous integrated heat-spreaders (IHS) of Intel’s LGA3647-based processors, this customised design allows for an optimal heat flow from the CPU over the base to the heatpipes and on to the cooling fins.

Supports square and narrow type LGA3647 socketsSupports square and narrow type LGA3647 sockets
The heatsink’s SecuFirm2™ mounting system includes two sets of brackets in order to support both square and narrow type LGA3647 sockets. Thanks to pre-installed mounting screws and the included processor clips (square type and narrow type without Omni-Path fabric connector, with fabric connector on request), the installation procedure is easy, quick and secure.

120mm size for excellent performance and compatibility120mm size for excellent performance and compatibility
With five heatpipes and two next-generation NF-A12x25 120mm fans, the NH-U12S DX-3647 achieves outstanding cooling performance while maintaining excellent compatibility: At 158mm height and 125mm width, it is short enough to fit most modern tower cases and stays clear of the top PCIe slot on many motherboards.

Dual NF-A12x25 PWM fansDual NF-A12x25 PWM fans
The NH-U12S DX-3647 is equipped with two of Noctua’s award-winning, next-generation NF-A12x25 120mmm fans. This exquisite, state-of-the art push/pull dual fan configuration allows it to achieve a remarkable level of quiet cooling performance despite its relatively compact size.

PWM support and y-cable PWM support and y-cable
The NF-A12x25 premium fans supplied with the NH-U12S DX-3647 support PWM for convenient automatic speed control through the motherboard, which allows them to run near silent at lighter loads and to speed up only when necessary. The supplied y-cable makes it possible to power and control both fans simultaneously from a single motherboard fan header.

Pre-applied NT-H1 thermal compoundPre-applied NT-H1 thermal compound
Noctua’s much-acclaimed NT-H1 is a pro-grade TIM solution that provides minimum thermal resistance and outstanding long-term stability. Having the paste pre-applied to the heatsink base ensures optimal bond-line thickness and saves precious time in installation. Ideal for system integrators!

6-year manufacturer’s warranty6-year manufacturer’s warranty
Noctua products are renowned for their impeccable quality and outstanding longevity. True to this legacy, the NH-U12S DX-3647 heatsink is built to last, and like all Noctua fans, the supplied NF-A12x25 units feature an MTTF rating of more than 150,000 hours. The entire package comes with a full 6-year manufacturer’s warranty.
EAN 9010018000146
Specification
Performance
Suitable locationProcessor
Fan connector4-pin
Pulse-width modulation (PWM) supportYes
Rotational speed (min)450 RPM
Rotational speed (max)2000 RPM
Fins materialAluminium
Bearing typeSelf-Stabilising Oil-pressure Bearing (SSO)
Mean time to failure (MTTF)150000 h
Noise level (high speed)22.6 dB
TypeCooler
Fan diameter12 cm
Supported processor socketsLGA 3647 (Socket P)
Compatible processor seriesIntel® Xeon®
Maximum air pressure2.34 mmH2O
Airflow102.1 m³/h
Number of fans2 fan(s)
Number of fan blades9
Design
Fan connector4-pin
Fins materialAluminium
Number of fans2 fan(s)
MaterialCooper
Product colourBeige, Nickel, Red
Number of fan blades9
Technical details
Noise level (high speed)22.6 dB
TypeCooler
Fan diameter12 cm
Supported processor socketsLGA 3647 (Socket P)
Compatible processor seriesIntel® Xeon®
Maximum air pressure2.34 mmH2O
Airflow102.1 m³/h
Number of fans2 fan(s)
MaterialCooper
Fan connector4-pin
Ports & interfaces
Fan connector4-pin
Power
Rated voltage12 V
Power supply1.68 W
Colour
Product colourBeige, Nickel, Red
Weight & dimensions
Fan dimensions (W x D x H)120 x 120 x 25 mm
Package depth198 mm
Package width227 mm
Package height160 mm
Heatsink weight626 g
Width158 mm
Package weight1.71 kg
Depth125 mm
Height97 mm
Weight1.02 kg
Heatsink dimensions (W x D x H)158 x 125 x 45 mm
Packaging data
Package depth198 mm
Package width227 mm
Package height160 mm
Package weight1.71 kg
Packaging content
Cables includedFan
Other features
Mean time to failure (MTTF)150000 h
Heatsink dimensions (W x D x H)158 x 125 x 45 mm
Harmonized System (HS) code84733080
Logistics data
Master (outer) case gross weight15.2 kg
Products per master (outer) case8 pc(s)
Master (outer) case width417 mm
Master (outer) case length481 mm
Master (outer) case height342 mm
Harmonized System (HS) code84733080
Manufacturer Noctua
In Stock Y
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